Base | Representation |
---|---|
bin | 11100000011010111… |
… | …110101001101110011 |
3 | 2212202012122010021200 |
4 | 130003113311031303 |
5 | 443142031200003 |
6 | 21500525022243 |
7 | 2114302151643 |
oct | 340327651563 |
9 | 85665563250 |
10 | 30121350003 |
11 | 11857798098 |
12 | 5a076b4983 |
13 | 2ac0572634 |
14 | 165a5d6523 |
15 | bb45e96a3 |
hex | 7035f5373 |
30121350003 has 48 divisors (see below), whose sum is σ = 44657558400. Its totient is φ = 19558195200.
The previous prime is 30121350001. The next prime is 30121350011. The reversal of 30121350003 is 30005312103.
It is not a de Polignac number, because 30121350003 - 21 = 30121350001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30121350001) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28713823 + ... + 28714871.
It is an arithmetic number, because the mean of its divisors is an integer number (930365800).
Almost surely, 230121350003 is an apocalyptic number.
30121350003 is a deficient number, since it is larger than the sum of its proper divisors (14536208397).
30121350003 is a wasteful number, since it uses less digits than its factorization.
30121350003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1580 (or 1577 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
Adding to 30121350003 its reverse (30005312103), we get a palindrome (60126662106).
The spelling of 30121350003 in words is "thirty billion, one hundred twenty-one million, three hundred fifty thousand, three".
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